package com.huike.web.controller.common;

import javax.servlet.ServletOutputStream;

import javax.servlet.http.HttpServletResponse;




import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import com.huike.clues.service.ISysFileService;
import com.huike.common.config.HuiKeConfig;
import com.huike.common.constant.Constants;
import com.huike.common.core.controller.BaseController;
import com.huike.common.core.domain.AjaxResult;
import com.huike.common.utils.StringUtils;
import com.huike.common.utils.file.FileUtils;

import java.io.*;

/**
 * 通用请求处理
 */
@RestController
public class CommonController extends BaseController {
    private static final Logger log = LoggerFactory.getLogger(CommonController.class);

    @Autowired
    private ISysFileService fileService;


    /**
     * 通用上传请求
     */
    @PostMapping("/common/upload")
    public AjaxResult uploadFile(MultipartFile file){
        try{
            // 上传文件路径
            return fileService.upload(file);
        }catch (Exception e){
            return AjaxResult.error(e.getMessage());
        }
        //TT3PVUZHW6YJM3HWGB1S
        //b65Nce+uj+fCuycpXk9Yaedk5T++CJ3H0MOTDbHj
    }

    @GetMapping("/common/download")
    public AjaxResult download(@RequestParam String fileName, HttpServletResponse response) throws FileNotFoundException {

        // 读到流中
        InputStream inStream = new FileInputStream("/usr/local/clues.xlsx");// 文件的存放路径
        // 设置输出的格式
        response.reset();
        response.setContentType("application/json;charset=utf-8");
        response.addHeader("Content-Disposition", "attachment; filename=\"" + fileName + "\"");
        // 循环取出流中的数据
        byte[] b = new byte[100];
        int len;
        try {
            while ((len = inStream.read(b)) > 0)
                response.getOutputStream().write(b, 0, len);
            inStream.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    return AjaxResult.success();
    }
}